Old Soviet binoculars for the theater, has a magnification of 2.5 times, in exellent working condition. The body is made of metal. Unlike many other similar binoculars, this instance has a variable distance between the centers of the eyepieces, which means that it can be used by both children and adults. On the front of the binoculars, the light round knob is designed to adjust the diopters, and has a very large range, up to about -6, which will allow people with myopia to do without glasses. Manufactured at the Lytkarino Optical Factory, which also manufactured lenses for cameras. Size in case 4.5x1.8" / 114x45 mm Distance between eyepieces: maximum - 2.9" / 73 mm minimum - 2.2" / 56 mm